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I found the determinant of A and of A2(b), but how is this showing me what k should b

  1. Oct 30, 2005 #1
    OKay i'm trying to find a value of k in which this matrix is a) no solutions, b) infinte many solutions, and c) a unqiue solution, what do i do once i find the determinant? i used cramers rule:
    http://img492.imageshack.us/img492/8854/lastscan4pp.jpg
    THanks.
    Oh yeah in the picture it should be the detZ/detA
     
  2. jcsd
  3. Oct 31, 2005 #2
    n/m i got it, thanks!
     
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